Using every declaration just once means making strict use of selector grouping.
每种声明只使用一次意味着对选择器进行更加严格的分组。
If you're using interfaces, the command opens the declaration of the element - which is an interface.
如果您正在使用接口，则该命令会打开元素的声明—它是一个接口。
In fact, since "using every declaration just once" might mean a higher number of selectors, this could even result in a bigger style sheet.
事实上，应用“每种声明只使用一次”的规则，很可能造成更多数量的选择器，从而使得文件更大。
In our experience, using every declaration just once can reduce the CSS file size by 20-40% on average.
根据我们的经验，如果每种声明只使用一次的话，平均可以使得CSS文件的大小减少20- 40%。
Note that the XML schema declaration using archetypes is smaller and, arguably, easier to read.
请注意，使用原型的XML模式声明更小、且更易于阅读（此点尚有争议）。
Listing 1 shows a sample annotation declaration followed by the definition of a class using that annotation on some methods.
清单1展示了一个示例注释声明，后面是将该注释用于某些方法的类的定义。
Using RDF as a framework enables you to retain some of the structural information during the declaration.
采用RDF框架可以在声明过程中保留一些结构化信息。
If, however, you will also be dealing with SGML, the DTD you are using will probably reference its own declaration.
然而，如果您还将处理SGML，则正在使用的DTD将可能引用其自身的声明。
Note: I always recommend using an XML declaration in general, but I appreciate the reasoning behind omitting it in canonical XML form.
注意：通常我建议使用XML声明，但是赞同在规范化xml形式中忽略X ML声明的理由。
Declaring named entities in an XML document's DOCTYPE declaration is straightforward, and using them in the document body is something you probably already know how to do.
在XML文档的DOCTYPE声明中声明命名实体很简单，而且您可能已经知道如何在文档主体中使用它们。
These classes will be candidates for using the static keyword on the class declaration.
这些类将成为在类声明上使用static关键字的备选。
For example, in Listing 8, the operation declaration explicitly scopes the messages that it USES to a particular WSDL file using the TNS: prefix.
举一个示例，在清单8里，操作声明使用tns：前缀，明确地把它使用的消息的范围界定在一个特定的WSDL文件中。
You can create a new submit button on a form and link the button to a method on your Page class using the declaration shown in Listing 2.
可以在表单上创建新的提交按钮并把它链接到page类中的一个方法，使用的声明见清单2。
Declarative transaction demarcation in Spring 2.5 or later are supported in WebSphere Application Server using the following declaration for the WebSphere transaction support.
Spring 2.5或更高版本中的声明式事务划分在WebSphereApplicationServer中受支持，它使用下面的声明提供对WebSphere事务的支持。
You can apply the Highlightable interface to any classes that need to participate in the highlighting behavior, either in the class declaration or using a declare parents statement.
可以对任何需要表现突出显示行为的类使用Highlightable接口，既可以使用在类声明中，也可以使用declareparents语句。
If there is an HTML tag in the page where selected is set to true, the CSS assigns that to the entire body of the viewport using the CSS declaration display: block.
如果在页面中selected设置为true的位置存在一个HTML标记，CSS会使用CSS声明display： block将它赋值到视见区的整个正文。
Simply add the FieldType to your schema.xml using the declaration and make sure it is available in the classpath.
只需使用声明将FieldType添加到schema . xml并确保它在类路径中可用。
In order to prevent unnecessary interim data conversions when using CLOB you can specify CCSID UNICODE for MIXED data on the stored procedure parameter declaration.
在使用CLOB时，为了避免不必要的过渡数据转换，可以在存储过程参数声明中指定CCSIDUNICODEforMIXEDDATA。
Are you using the style attribute or declaration correctly?
你有没有正确地使用了样式属性或者声明？
Best Practice 9: Consider using a Content-Language declaration in the HTTP header or a meta tag to declare metadata about the languages of the intended audience of a document.
最佳实践9：考虑在HTTP报头使用Content - Language声明或者使用元标记声明文档目标受众的语言元数据。
As you can see from the servlet declaration, the application is using Jersey, the reference implementation of JAX-RS.
我们可以看到servlet声明，应用使用了JAX - rs的参考实现Jersey。
An unsafe context is enabled by using the unsafe modifier in the declaration of a type or member.
非安全环境，可以通过使用unsafe修饰符得以标记，在建立一个类型或成员时。
You can declare attributes for an XML element type using an attribute list declaration.
可以使用属性列表声明声明XML元素类型的属性。
When the user visits her favorite memegen service, the site will request registration to handle the EDIT intent for files of type ‘image/*’ using the following declaration
当用户访问了她最喜欢的memegen服务，这个站点将会使用这样的声明请求注册对”image/*”类型文件的编辑意图
Using this routine can therefore reduce the number of waiting threads in the system. Here's the routine declaration
因此，使用这个例程可以减少系统中等待的线程数量。
A module can provide a default routes file. You can load it in the main application routes file, using a special route declaration.
一个模块可以提供一个默认的路由文件，你可以把它导入到主应用的路由文件中，使用一个特殊的路由声明。
You can avoid problems with misnamed variables by using explicit declaration.
通过使用显式声明可以避免由拼错变量名引起的问题。
After using the normal trade for program trading company, gold and silver according to the technical personnel for clients according to actual declaration lists of content with reasonable.
待程序正常交易使用后，金银公司交易技术部人员会按实际依据为客户申报的单子内容进行合理处理。
After using the normal trade for program trading company, gold and silver according to the technical personnel for clients according to actual declaration lists of content with reasonable.
待程序正常交易使用后，金银公司交易技术部人员会按实际依据为客户申报的单子内容进行合理处理。
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